Finding the Fourth Proportional to 1,886,697.26, 2,603,688.87 and 1,027,304.54
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Solution
The fourth proportional to 1,886,697.26, 2,603,688.87 and 1,027,304.54 is: 1,417,705.67
Step by Step Solution
- Step 1: Write the proportion equation
1,886,697.26 : 2,603,688.87 = 1,027,304.54 : x - Step 2: Convert to fraction form
1,886,697.26/2,603,688.87 = 1,027,304.54/x - Step 3: Cross multiply
1,886,697.26x = 2,603,688.87 × 1,027,304.54 - Step 4: Simplify right side
1,886,697.26x = 2,674,781,396,898.47 - Step 5: Solve for x
x = 2,674,781,396,898.47/1,886,697.26 - Step 6: Final answer
x = 1,417,705.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.